FixVault

DTC P1639: Notes

DTC P1639 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES

DTC P1639 Vehicle ID block corrupted, that not programmed
DETECTION CONDITION 
  • This DTC indicates that the VID block is not programmed or the information within is corrupt.
POSSIBLE CAUSE 
  • New PCM
  • Incorrect PCM
  • Incorrect VID configuration